Pitchers Sean Marshall, Logan Ondrusek and Nick Masset run sprints on Thursday.
Reds manager Dusty Baker discusses swing mechanics with catcher Miguel Olivo on Thursday.
Reds catcher Devin Mesoraco throws toward home plate during a drill on Thursday.
Special instructor Ellis Burks (left) gives instructions to Derrick Robinson (back) as Billy Hamilton fields a fly ball on Thursday.
Reds' outfielders Derrick Robinson and Billy Hamilton chat with special instructor Ellis Burks in center.
Reds infielder Emmanuel Burriss throws to first during drills.